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Gravel rides
Norway
Buskerud

Djupdalen Og Kjaglidalen Naturreservat

Routes
Gravel rides
Norway
Buskerud

Djupdalen Og Kjaglidalen Naturreservat

The best traffic-free bike rides in Djupdalen Og Kjaglidalen Naturreservat

4.0

(3)

66

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Gravel biking in Djupdalen Og Kjaglidalen Naturreservat offers diverse terrain within a geologically significant landscape. The region is characterized by its large, well-preserved fault valley, featuring rhomb porphyry rock and a complete series of lava rocks. The landscape varies from rich, lower-lying coniferous and deciduous forests to higher, sparser areas, with the V-shaped valley carved by the Isielva river. This provides a range of no traffic gravel bike trails, from challenging climbs to scenic routes through spruce forests and areas…

Last updated: July 8, 2026

13

riders

#1.

Sandungen Lake – Illuminated Railway Tunnel loop from Kolsås

105km

07:21

1,710m

1,710m

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Hard

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Hard
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Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Hard

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Hard

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Hard

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Popular around Djupdalen Og Kjaglidalen Naturreservat

Traffic-free bike rides in Djupdalen Og Kjaglidalen Naturreservat

Tips from the Community

Martina T.🎈
March 15, 2026, Damtjern

Damtjern is a scenic highland lake that serves as a major gateway to the surrounding wilderness. The lake is nestled within a dense forest of spruce and pine, characterized by its calm waters and rugged, rocky shoreline.

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Railway overpass Jongsåsveien - near Slependen train station.

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Beautiful tunnel with a great light installation.

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Nice highlight on the route.

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Route your gravel ride here for a nice loop from Oslo. The view is great! Don't forget to double check the route as komoot has a hard time distingushing rideable gravel roads from rocky and grassy paths.

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Many rare plant species can be found in the area around Gyrihaugen and throughout the Mørgonga Nature Reserve, particularly alpine and heat-loving plants. One special feature is the European yew (Taxus baccata), whose flexible wood was once used for bows and crossbows 🏹

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BeCycling
April 15, 2025, Glitre lake

Glitre is a lake situated near the boundary of the Finnemarka Nature Reserve. Roads and trails skirt parts of its shoreline, offering pleasant views across the expansive water. It's a good place for a scenic break while exploring the region.

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Rising 682 meters above sea level, Gyrihaugen rewards hikers with one of the best panoramic views in the Ringerike region. From the summit, you can see Steinsfjorden, the rolling forests of Nordmarka, and even the distant mountains on clear days.

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Frequently Asked Questions

How many no-traffic gravel bike trails are available in Djupdalen Og Kjaglidalen Naturreservat?

There are 5 dedicated no-traffic gravel bike trails in Djupdalen Og Kjaglidalen Naturreservat featured in this guide. These routes offer a range of distances and challenges, allowing you to explore the reserve's unique landscapes without vehicle interference.

What kind of terrain can I expect on gravel bike trails in Djupdalen Og Kjaglidalen Naturreservat?

The terrain in Djupdalen Og Kjaglidalen Naturreservat is highly varied, offering a mix of rugged beauty and scenic trails. You'll encounter everything from lower-lying coniferous and deciduous forests to higher, sparser areas. The valley itself is V-shaped, carved by the Isielva river, with some dramatic gorges. Expect challenging climbs and segments that might require advanced riding skills, reflecting the area's significant geological features.

Are there any family-friendly no-traffic gravel bike routes in the reserve?

While many routes in Djupdalen Og Kjaglidalen Naturreservat are rated as 'difficult', there is one moderate option that might be suitable for families with some gravel biking experience. The route Sandungen Lake – Sandungen Lake loop from Billingstad is 22.8 km long with 378m of elevation gain, offering a less strenuous option to enjoy the natural beauty.

What are some notable natural features or landmarks I might see while gravel biking here?

Djupdalen Og Kjaglidalen Naturreservat is known for its geological significance, being the largest and best-preserved fault valley in the Oslo region. You'll ride through areas featuring rhomb porphyry rock and a complete series of lava rocks on Krokskogen. The landscape includes the V-shaped valley carved by the Isielva river, dramatic gorges, and diverse forests. One route, Lommegården Waterfall – View from Gyrihaugen loop from Kolsås, specifically highlights a waterfall and a viewpoint.

Are there any long-distance gravel biking options for experienced riders?

Yes, for experienced riders seeking a significant challenge, the reserve offers extensive routes. The longest trail, Sandungen Lake – Illuminated Railway Tunnel loop from Kolsås, spans over 104 km with nearly 1700m of elevation gain, providing a demanding and rewarding experience through varied landscapes.

What do other gravel bikers say about the trails in Djupdalen Og Kjaglidalen Naturreservat?

The komoot community rates the gravel biking experience in Djupdalen Og Kjaglidalen Naturreservat highly, with an average score of 4.0 stars. Riders often praise the challenging climbs, the rugged beauty of the landscape, and the opportunity to explore unique geological formations away from traffic.

Can I find circular gravel bike routes in Djupdalen Og Kjaglidalen Naturreservat?

Yes, all the no-traffic gravel bike routes featured in this guide are circular loops. This allows for convenient starting and ending points, such as the Jongsåsveien Railway Overpass – Sandungen Lake loop from Kolsås, ensuring you return to your origin without needing shuttle arrangements.

Are there any routes that offer panoramic views?

Absolutely. The region's varied topography includes several elevated points. The route Kronprinsens Utsikt Viewpoint – View of Ringerike loop from Kolsås is specifically designed to take you to a viewpoint offering expansive vistas over the Ringerike area, providing a rewarding experience after challenging climbs.

What is the best time of year for gravel biking in Djupdalen Og Kjaglidalen Naturreservat?

While the guide doesn't specify an exact best time, the diverse landscapes and forest types suggest that spring and autumn would offer particularly scenic rides with vibrant foliage or fresh greenery. Summer provides longer daylight hours, but be prepared for potential heat. Winter biking might be possible, but conditions could be challenging due to snow and ice, especially on difficult segments.

Are there any routes that pass by bodies of water?

Yes, several routes incorporate the region's lakes and rivers. For instance, the Sandungen Lake – Illuminated Railway Tunnel loop from Kolsås and the Sandungen Lake – Sandungen Lake loop from Billingstad both feature Sandungen Lake, allowing you to enjoy views of the water during your ride.

What level of fitness is required for gravel biking in this reserve?

The gravel bike trails in Djupdalen Og Kjaglidalen Naturreservat range from moderate to difficult. Most routes are classified as 'difficult', requiring very good fitness and advanced riding skills. Some segments may even require you to push your bike. The moderate route, Sandungen Lake – Sandungen Lake loop from Billingstad, is suitable for those with good basic fitness.

Most popular routes in Djupdalen Og Kjaglidalen Naturreservat

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